Documents

Approval and Promulgation of Implementation Plans; State of Missouri

Federal Register · Rule · Nov 22, 2002

Section 110 of the Clean Air Act (CAA) requires states to develop air pollution regulations and control strategies to ensure that state air quality meets the national ambient air quality standards established … This process generally includes a public notice, public hearing, public comment period, and a formal adoption by a state-authorized rulemaking body.

Petition — Mann v. United States

Supreme Court brief · Petition · 1976

(Emphasis added. ) Congress did this in the Clean Air Act. … Clean Air Act § 101(b), 42 U.S.C. § 1857.

Air Quality State Implementation Plan Approval; Nevada; Infrastructure Requirements for the 2010 Sulfur Dioxide National Ambient Air Quality Standard

Federal Register · Rule · Jul 10, 2020

The EPA received no comments on the proposed action during the public comment period. III. … Thus, in reviewing SIP submissions, the EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Partial Approval and Partial Disapproval of Air Quality State Implementation Plans; Arizona; 2015 Ozone Infrastructure Requirements

Federal Register · Rule · Sep 4, 2024

On September 24, 2018, ADEQ submitted the “Arizona State Implementation Plan Revision under Clean Air Act Sections 110(a)(1) and 110(a)(2) for the 2015 Ozone National Ambient Air Quality Standards.”  … Public Comments and EPA Responses The EPA's proposed action provided a 30-day public comment period that ended on January 4, 2023. During this period, the EPA received one anonymous comment.

Approval and Promulgation of Air Quality Implementation Plans; Montana; Revisions to the Administrative Rules of Montana

Federal Register · Rule · Jan 29, 2010

This action is being taken under section 110 of the Clean Air Act. … or refer to the Clean Air Act, unless the context indicates otherwise.

AIR QUALITY DIVISION (2025)

Tribal code · Tribal code

Such changes are not subject to any requirements under title IV of the Clean Air Act and are not modifications under title I of the Clean Air Act; 1.15.1.3. … The engine or turbine replacement is not subject to any requirements under Title IV of the Clean Air Act and is not a modification under Title I of the Clean Air Act; 20 2.3.1.2.

Approval and Promulgation of Air Quality Implementation Plans; District of Columbia; Oxygenated Gasoline Program

Federal Register · Rule · Jan 26, 1995

Air Act. … Air Act.

Approval and Promulgation of Implementation Plans; Commonwealth of Kentucky

Federal Register · Rule · Dec 8, 1998

SUPPLEMENTARY INFORMATION: On November 15, 1990, the President signed into law the Clean Air Act Amendments of 1990. … The Clean Air Act as amended in 1990 (CAA) includes new requirements for the improvement of air quality in nonattainment areas for the ozone NAAQS.

I/M Program RequirementOn-Board Diagnostic Checks

Federal Register · Rule · Aug 6, 1996

Air Act. … Response to Comments Section 202(m)(3) of the Clean Air Act requires OBD testing as a component of all I/M programs.

Revision of Sheboygan County, Wisconsin Nonattainment Designation for the 1997 and 2008 Ozone Standards and Clean Data Determination for the 2008 Ozone Standards

Federal Register · Rule · Jul 15, 2019

First, under the authority of Clean Air Act (CAA) section 107(d)(3)(D), EPA proposed to split the original Sheboygan nonattainment area for the 1997 ozone NAAQS and 2008 ozone NAAQS into two separate nonattainment … What comments did EPA receive? During the comment period, EPA received six comments, all of which were supportive. Therefore, EPA is finalizing this rule as proposed. III.

Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; Redesignation of the Harrisburg-Lebanon-Carlisle Ozone Nonattainment Area to Attainment and Approval of the Area's Maintenance Plan and 2002 Base Year Inventory

Federal Register · Proposed Rule · Jun 1, 2007

Division, September 4, 1992; • “State Implementation Plan (SIP) Actions Submitted in Response to Clean Air Act (Act) Deadlines,” Memorandum from John Calcagni, Director, Air Quality Management Division … Air Act.

Review of the National Ambient Air Quality Standards for Particulate Matter

Federal Register · Notice · Mar 18, 2009

• Make sure to submit your comments by the comment period deadline identified. … SUPPLEMENTARY INFORMATION: Under section 108(a) of the Clean Air Act (CAA), the Administrator identifies and lists certain pollutants which “cause or contribute to air pollution which may reasonably be

Air Plan Approval; ME; Regional Haze 5-Year Progress Report

Federal Register · Proposed Rule · Jul 20, 2017

Maine's SIP revision addresses requirements of the Clean Air Act (CAA) and EPA's rules that require states to submit periodic reports describing progress toward reasonable progress goals (RPGs) established … Thus, in reviewing SIP submissions, EPA's role is to approve State choices, provided that they meet the criteria of the Clean Air Act.

Approval and Promulgation of Implementation Plans Indiana: Revised Mobile Source Inventories and Motor Vehicle Emissions Budgets for 2005 and 2007 Using MOBILE6

Federal Register · Rule · Aug 26, 2004

Please ensure that your comments are submitted within the specified comment period. Comments received after the close of the comment period will be marked “late.” … National Technology Transfer Advancement Act In reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.

Air Plan Approval; Pennsylvania; Motor Vehicle Inspection and Maintenance Program Certification for Moderate Nonattainment Under the 2015 Ozone National Ambient Air Quality Standards

Federal Register · Rule · Jan 29, 2026

As no comments were received by EPA during the public comment period for the NPRM, the EPA has not prepared a response to comments document for this action. IV. … General Requirements Under the Clean Air Act, the Administrator is required to approve a SIP submission that complies with the provisions of the Clean Air Act and applicable Federal regulations. 42 U.S.C

Approval and Promulgation of Implementation Plans; Revisions to the Nevada State Implementation Plan; Stationary Source Permits

Federal Register · Proposed Rule · Jun 8, 2007

Air Act. … Air Act.

Approval and Promulgation of Air Quality Implementation Plans; New Hampshire; Post-1996 Rate of Progress Plans

Federal Register · Rule · Apr 16, 2002

The intended effect of this action is to approve this SIP revision as meeting the requirements of the Clean Air Act. … Air Act.

Science Advisory Board Staff Office; Notification of a Public Teleconference of the Clean Air Scientific Advisory Committee (CASAC)

Federal Register · Notice · Oct 15, 2010

SUPPLEMENTARY INFORMATION: Background: The Clean Air Scientific Advisory Committee (CASAC) was established under section 109(d)(2) of the Clean Air Act (CAA or Act) (42 U.S.C. 7409) as an independent … Section 109(d)(1) of the CAA requires that the Agency periodically review and revise, as appropriate, the air quality criteria and the National Ambient Air Quality Standards (NAAQS) for the six “criteria

Excess Emissions During Periods of Startup, Shutdown, and Malfunction; Partial Withdrawals of Findings of Failure To Submit State Implementation Plan (SIP)

Federal Register · Rule · Nov 26, 2024

submit State Implementation Plan (SIP) revisions required by the Clean Air Act (CAA) in a timely manner to address the EPA's 2015 findings of substantial inadequacy and “SIP calls” for provisions applying … The EPA will not institute a second comment period pertaining to the revisions on the subsequent final action. Any parties interested in commenting should do so at this time.

Approval and Promulgation of Implementation Plans; Pennsylvania; Revision to the Rate of Progress Plan for the 1-Hour Ozone Standard for the Pennsylvania Portion of the Philadelphia Area

Federal Register · Proposed Rule · Mar 16, 2004

This action is being taken under the Clean Air Act. DATES: Written comments must be received on or before April 15, 2004. … In reviewing SIP submissions, EPA's role is to approve state choices, provided that they meet the criteria of the Clean Air Act.